EP1229752A1 - Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation - Google Patents

Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation Download PDF

Info

Publication number
EP1229752A1
EP1229752A1 EP02075122A EP02075122A EP1229752A1 EP 1229752 A1 EP1229752 A1 EP 1229752A1 EP 02075122 A EP02075122 A EP 02075122A EP 02075122 A EP02075122 A EP 02075122A EP 1229752 A1 EP1229752 A1 EP 1229752A1
Authority
EP
European Patent Office
Prior art keywords
base station
user data
error correction
frequency
time
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02075122A
Other languages
English (en)
French (fr)
Other versions
EP1229752B1 (de
Inventor
Fumiyuki c/o NTT DoCoMo Int.Prop.Dept. Adachi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Priority to DE1996633648 priority Critical patent/DE69633648T2/de
Publication of EP1229752A1 publication Critical patent/EP1229752A1/de
Application granted granted Critical
Publication of EP1229752B1 publication Critical patent/EP1229752B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/0048—Decoding adapted to other signal detection operation in conjunction with detection of multiuser or interfering signals, e.g. iteration between CDMA or MIMO detector and FEC decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/304—Reselection being triggered by specific parameters by measured or perceived connection quality data due to measured or perceived resources with higher communication quality
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
EP02075122A 1995-05-31 1996-05-30 Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation Expired - Lifetime EP1229752B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1996633648 DE69633648T2 (de) 1996-05-30 1996-05-30 Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13443795 1995-05-31
EP96920003A EP0773695B1 (de) 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP96920003A Division EP0773695B1 (de) 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation

Publications (2)

Publication Number Publication Date
EP1229752A1 true EP1229752A1 (de) 2002-08-07
EP1229752B1 EP1229752B1 (de) 2004-10-13

Family

ID=15128348

Family Applications (2)

Application Number Title Priority Date Filing Date
EP96920003A Expired - Lifetime EP0773695B1 (de) 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation
EP02075122A Expired - Lifetime EP1229752B1 (de) 1995-05-31 1996-05-30 Verfahren, System und Mobilstationsvorrichtung zur CDMA-Mobilkommunikation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP96920003A Expired - Lifetime EP0773695B1 (de) 1995-05-31 1996-05-30 Verfahren, system und mobilstation zur cdma-mobilkommunikation

Country Status (7)

Country Link
US (1) US5953324A (de)
EP (2) EP0773695B1 (de)
KR (1) KR100220139B1 (de)
CN (2) CN1105475C (de)
CA (1) CA2195981C (de)
DE (1) DE69629266T2 (de)
WO (1) WO1996038999A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005025262A1 (ja) 2003-09-04 2005-03-17 Fujitsu Limited 通信システム及びハンドオーバ通信方法
CN103246261A (zh) * 2013-04-22 2013-08-14 深圳华中数控有限公司 一种使用Android终端控制机械设备的系统及方法

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10336147A (ja) * 1997-06-03 1998-12-18 Oki Electric Ind Co Ltd Ｃｄｍａ送受信装置および送信レート可変方法
US6603751B1 (en) 1998-02-13 2003-08-05 Qualcomm Incorporated Method and system for performing a handoff in a wireless communication system, such as a hard handoff
US6553064B1 (en) * 1998-05-07 2003-04-22 Qualcomm Incorporated Method and apparatus for performing mobile station assisted hard handoff using error correction codes
DE69936671T3 (de) * 1998-05-07 2011-06-09 Qualcomm Inc., San Diego Verfahren und Gerät zur Koordinierung der Übertragung von Kurznachrichten und harten Weiterreichungssuchen in einem drahtlosen Kommunikationssystem
GB2337413A (en) * 1998-05-15 1999-11-17 Nokia Mobile Phones Ltd alternative Channel Measurement in a Radio Communication system
US20030194033A1 (en) 1998-05-21 2003-10-16 Tiedemann Edward G. Method and apparatus for coordinating transmission of short messages with hard handoff searches in a wireless communications system
US7596378B1 (en) * 1999-09-30 2009-09-29 Qualcomm Incorporated Idle mode handling in a hybrid GSM/CDMA network
US6587446B2 (en) * 1999-02-11 2003-07-01 Qualcomm Incorporated Handoff in a wireless communication system
US6597922B1 (en) 1999-05-14 2003-07-22 Qualcomm Incorporated Method and apparatus for efficient candidate frequency search while initiating a handoff in a code division multiple access communication system
EP1058473A1 (de) * 1999-05-26 2000-12-06 Motorola, Inc. Gruppenweiterreichen in einem zellularen Kommunikationsnetz
JP3445186B2 (ja) 1999-07-08 2003-09-08 松下電器産業株式会社 Ｃｄｍａ受信機
US6732302B1 (en) 1999-09-30 2004-05-04 Telefonaktiebolaget Lm Ericcson (Publ) Blind rate detection in a multiplexed transmission system
KR100308848B1 (ko) * 1999-10-22 2001-11-02 김대기 광대역 코드 분할 다중 접속 시스템에서 협대역 코드 분할 다중 접속 시스템으로의 핸드 오프 방법
US7197768B2 (en) * 2001-07-09 2007-03-27 Advanced Micro Devices, Inc. Software modem for communicating data using encrypted data and unencrypted control codes
PT1421802E (pt) * 2001-08-14 2013-04-08 Qualcomm Inc Processo e dispositivo para a conectividade de uma rede sem fios
DE102004022147A1 (de) * 2004-05-05 2005-12-01 Siemens Ag Verfahren zum Durchführen von Messungen durch eine Mobilstation eines Funkkommunikationssystems sowie entsprechende mobile Station und Einheit für ein Funkkommunikationssystem
JP2005347846A (ja) * 2004-05-31 2005-12-15 Kyocera Corp 基地局装置及び基地局装置制御方法
JP4691953B2 (ja) * 2004-10-22 2011-06-01 日本電気株式会社 ディジタル信号送受信システム、並びにそれに用いるディジタル信号送信装置及びディジタル信号受信装置
JP4929590B2 (ja) * 2004-12-17 2012-05-09 富士通株式会社 移動局および移動局の通信方法
JP4277832B2 (ja) * 2005-07-19 2009-06-10 ソニー株式会社 通信方法及び端末装置
JP4771835B2 (ja) * 2006-03-06 2011-09-14 株式会社リコー トナー及び画像形成方法
US8401479B2 (en) * 2008-08-08 2013-03-19 Motorola Mobility Llc Managing interference from femtocells
US8964692B2 (en) 2008-11-10 2015-02-24 Qualcomm Incorporated Spectrum sensing of bluetooth using a sequence of energy detection measurements
GB2494644B (en) * 2011-09-13 2016-08-17 Skype Transmitting data over mulitiple networks
US9226208B2 (en) * 2012-04-06 2015-12-29 Apple Inc. Apparatus and methods for resolving incomplete message content in networks

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994029981A1 (en) * 1993-06-14 1994-12-22 Telefonaktiebolaget Lm Ericsson Non-continuous transmission for seamless handover in ds-cdma systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5101501A (en) * 1989-11-07 1992-03-31 Qualcomm Incorporated Method and system for providing a soft handoff in communications in a cdma cellular telephone system
JPH05268128A (ja) * 1992-03-18 1993-10-15 Kokusai Denshin Denwa Co Ltd <Kdd> Ｃｄｍａ通信方式
CA2126237C (en) * 1992-11-04 1998-12-08 Narumi Umeda Code division multiple access mobile communication system
US5488629A (en) * 1993-02-17 1996-01-30 Matsushita Electric Industrial Co., Ltd. Signal processing circuit for spread spectrum communications
JP2797921B2 (ja) * 1993-10-04 1998-09-17 松下電器産業株式会社 拡散符号生成方式
JP2802870B2 (ja) * 1993-03-10 1998-09-24 エヌ・ティ・ティ移動通信網株式会社 符号分割多重移動通信機及び符号分割多重移動通信のセル選択方法
JP3080204B2 (ja) * 1993-05-12 2000-08-21 株式会社エヌ・ティ・ティ・ドコモ スペクトラム拡散移動通信の通信中チャネル切替方法
EP0624994B1 (de) * 1993-05-12 2000-04-05 Ntt Mobile Communications Network Inc. Verfahren zum Weiterreichen und Mobilstation für Spreizspektrum Kommunikationssystem
US5313489A (en) * 1993-06-25 1994-05-17 Motorola, Inc. Signal processing in communication systems
US5768306A (en) * 1993-09-06 1998-06-16 Ntt Mobile Communications Network, Inc. Sliding correlator used in CDMA systems to establish initial synchronization
EP1670157B1 (de) * 1994-02-09 2010-12-22 Ntt Docomo, Inc. Verfahren und System für CDMA mobile Kommunikation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994029981A1 (en) * 1993-06-14 1994-12-22 Telefonaktiebolaget Lm Ericsson Non-continuous transmission for seamless handover in ds-cdma systems

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005025262A1 (ja) 2003-09-04 2005-03-17 Fujitsu Limited 通信システム及びハンドオーバ通信方法
EP1662828A1 (de) * 2003-09-04 2006-05-31 Fujitsu Limited Kommunikationssystem und weiterreichungs-kommunikationsverfahren
EP1662828A4 (de) * 2003-09-04 2011-03-30 Fujitsu Ltd Kommunikationssystem und weiterreichungs-kommunikationsverfahren
EP2603041A1 (de) * 2003-09-04 2013-06-12 Fujitsu Limited Kommunikationssystem und Übergabekommunikationsverfahren
CN103246261A (zh) * 2013-04-22 2013-08-14 深圳华中数控有限公司 一种使用Android终端控制机械设备的系统及方法

Also Published As

Publication number Publication date
CN1155965A (zh) 1997-07-30
US5953324A (en) 1999-09-14
CA2195981C (en) 2000-09-19
EP0773695A1 (de) 1997-05-14
CA2195981A1 (en) 1996-12-05
EP0773695A4 (de) 1999-04-07
CN1337796A (zh) 2002-02-27
KR100220139B1 (ko) 1999-09-01
CN1105475C (zh) 2003-04-09
EP0773695B1 (de) 2003-07-30
KR970705321A (ko) 1997-09-06
DE69629266D1 (de) 2003-09-04
CN1170386C (zh) 2004-10-06
DE69629266T2 (de) 2004-04-22
WO1996038999A1 (fr) 1996-12-05
EP1229752B1 (de) 2004-10-13

Similar Documents

Publication Publication Date Title
US5953324A (en) CDMA mobile communication method, system and mobile station apparatus
US5497395A (en) Method and apparatus for modulating signal waveforms in a CDMA communication system
KR100330682B1 (ko) Ds-cdma시스템에서중단없는핸드오버를위한불연속전송
AU724048B2 (en) Multi-code compressed mode DS-CDMA systems and methods
US5210771A (en) Multiple user spread-spectrum communication system
CA2360909C (en) System and method for generating signal waveforms in a cdma cellular telephone system
EP0652650B1 (de) CDMA Kommunikation mit Multiplexübertragung von Daten über eine grosse Entfernung mit niedriger bis hoher Rate
KR100428917B1 (ko) 코드레이트증가형압축모드ds－cdma시스템및방법
CA2356076C (en) Soft handoff in a cdma cellular telephone system
KR100274761B1 (ko) 광대역 및 협대역 동시 무선 통신을 위한 방법 및 장치
CA2459325C (en) Spread spectrum communication device and spread spectrum communication method
US5781583A (en) Method and system for communication over multiple channels in a spread spectrum communication system
EP1195072B1 (de) Interfrequenzweiterreichen in drahtlosen cdma systemen
EP0959581A2 (de) Funkübertragungssystem und Übertragungsverfahren mit ungleichen Fehlerschutz
US6404778B1 (en) Radio communication apparatus
JP2883965B2 (ja) Ｃｄｍａ移動通信方法、システムおよび移動局装置
JP3230803B2 (ja) 移動体通信システム
GB2290928A (en) A multiple user spread-spectrum communication system

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AC Divisional application: reference to earlier application

Ref document number: 773695

Country of ref document: EP

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE FR GB IT SE

17P Request for examination filed

Effective date: 20030117

AKX Designation fees paid

Designated state(s): DE FR GB IT SE

17Q First examination report despatched

Effective date: 20030617

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AC Divisional application: reference to earlier application

Ref document number: 0773695

Country of ref document: EP

Kind code of ref document: P

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT SE

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

REF Corresponds to:

Ref document number: 69633648

Country of ref document: DE

Date of ref document: 20041118

Kind code of ref document: P

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

ET Fr: translation filed
26N No opposition filed

Effective date: 20050714

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20090515

Year of fee payment: 14

Ref country code: IT

Payment date: 20090521

Year of fee payment: 14

Ref country code: DE

Payment date: 20090529

Year of fee payment: 14

Ref country code: SE

Payment date: 20090512

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20090527

Year of fee payment: 14

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20100530

EUG Se: european patent has lapsed
REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20110131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100531

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100530

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101201

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100531

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100530